CVE-2021-47799 - CVE House
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Status published High CVE-2021-47799

Visual Tools DVR VX16 4.2.28 - Local Privilege Escalation

Vulnerability Description

Visual Tools DVR VX16 version 4.2.28 contains a local privilege escalation vulnerability in its Sudo configuration that allows attackers to gain root access. Attackers can exploit the unsafe Sudo settings by using mount commands to bind a shell, enabling unauthorized system-level privileges.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Andrea D'Ubaldo

Affected Vendor

Visual-Tools

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Affected Software

Visual Tools DVR VX16
Vulnerable Versions:
Visual Tools VX16 4.2.28.0

Timeline

Official Publish: January 15th, 2026
Last Modified: January 15th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weaknesses (CWE)